/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: nguyenbulam https://public.slidesharecdn.com/v2/images/profile-picture.png ����n 担ng = B畉�n l挑nh+t畛� tin+l畛�ch l達m+��am m棚+quy畛�n l畛�c+ti畛�n b畉�c+CH畛�NG STRESS